AQSQID: 840080290007

Site Name: Paonia

Location: Paonia (Colorado Hwy 133), CO

Reporting: True, Located: True

Current AQI: 43.0

Paonia (Colorado Hwy 133) CO, US: 38.8763, -107.6022

Date Observed (UTC) NOX NO NOY NO2 NO2Y SO2 OZONE CO PM10 PM2.5 AQI AQI/500
April 9, 2020, 3 a.m. 0.7 ppb (1) 0.1 ppb (0) N/A 1.0 ppb (1) N/A N/A N/A N/A 5.0 μg/m3 (5) 4.6 μg/m3 (19) 19.0
 
April 9, 2020, 2 a.m. 2.4 ppb (2) 0.3 ppb (0) N/A 2.0 ppb (2) N/A N/A N/A N/A 11.0 μg/m3 (10) 10.3 μg/m3 (43) 43.0
 
April 9, 2020, 1 a.m. 0.9 ppb (1) 0.1 ppb (0) N/A 1.0 ppb (1) N/A N/A N/A N/A 3.0 μg/m3 (3) 8.6 μg/m3 (36) 36.0
 
April 9, 2020, midnight 1.7 ppb (2) 0.6 ppb (1) N/A 1.0 ppb (1) N/A N/A N/A N/A 3.0 μg/m3 (3) 8.8 μg/m3 (37) 37.0
 
April 8, 2020, 11 p.m. 0.6 ppb (1) 0.2 ppb (0) N/A 0.0 ppb (0) N/A N/A N/A N/A 2.0 μg/m3 (2) 9.1 μg/m3 (38) 38.0
 
April 8, 2020, 10 p.m. 0.4 ppb (0) 0.1 ppb (0) N/A 0.0 ppb (0) N/A N/A N/A N/A 7.0 μg/m3 (6) 2.2 μg/m3 (9) 9.0
 
April 8, 2020, 9 p.m. 0.4 ppb (0) 0.2 ppb (0) N/A 0.0 ppb (0) N/A N/A N/A N/A 5.0 μg/m3 (5) 2.3 μg/m3 (10) 10.0
 
April 8, 2020, 8 p.m. 0.4 ppb (0) 0.1 ppb (0) N/A 0.0 ppb (0) N/A N/A N/A N/A 9.0 μg/m3 (8) 3.7 μg/m3 (15) 15.0
 
April 8, 2020, 7 p.m. 3.5 ppb (3) 1.7 ppb (2) N/A 2.0 ppb (2) N/A N/A N/A N/A 12.0 μg/m3 (11) 3.9 μg/m3 (16) 16.0
 
April 8, 2020, 6 p.m. 5.5 ppb (5) 2.5 ppb (2) N/A 3.0 ppb (3) N/A N/A N/A N/A 16.0 μg/m3 (15) 4.6 μg/m3 (19) 19.0
 
April 8, 2020, 5 p.m. 1.1 ppb (1) 0.3 ppb (0) N/A 1.0 ppb (1) N/A N/A N/A N/A 17.0 μg/m3 (15) 4.2 μg/m3 (18) 18.0
 
April 8, 2020, 4 p.m. 1.0 ppb (1) 0.4 ppb (0) N/A 1.0 ppb (1) N/A N/A N/A N/A 7.0 μg/m3 (6) 6.1 μg/m3 (25) 25.0
 
April 8, 2020, 3 p.m. 1.0 ppb (1) 0.4 ppb (0) N/A 1.0 ppb (1) N/A N/A N/A N/A 9.0 μg/m3 (8) 6.1 μg/m3 (25) 25.0
 
April 8, 2020, 2 p.m. 1.7 ppb (2) 0.5 ppb (0) N/A 1.0 ppb (1) N/A N/A N/A N/A 15.0 μg/m3 (14) 6.7 μg/m3 (28) 28.0
 
April 8, 2020, 1 p.m. 1.4 ppb (1) 0.2 ppb (0) N/A 1.0 ppb (1) N/A N/A N/A N/A 9.0 μg/m3 (8) 2.6 μg/m3 (11) 11.0
 
April 8, 2020, noon 0.9 ppb (1) 0.0 ppb (0) N/A 1.0 ppb (1) N/A N/A N/A N/A 1.0 μg/m3 (1) 2.2 μg/m3 (9) 9.0
 
April 8, 2020, 11 a.m. 0.8 ppb (1) 0.0 ppb (0) N/A 1.0 ppb (1) N/A N/A N/A N/A 4.0 μg/m3 (4) 1.5 μg/m3 (6) 6.0
 
April 8, 2020, 10 a.m. 0.7 ppb (1) 0.1 ppb (0) N/A 1.0 ppb (1) N/A N/A N/A N/A 5.0 μg/m3 (5) 1.2 μg/m3 (5) 5.0
 
April 8, 2020, 9 a.m. 0.6 ppb (1) 0.1 ppb (0) N/A 0.0 ppb (0) N/A N/A N/A N/A 2.0 μg/m3 (2) 1.6 μg/m3 (7) 7.0
 
April 8, 2020, 8 a.m. 0.9 ppb (1) 0.1 ppb (0) N/A 1.0 ppb (1) N/A N/A N/A N/A 11.0 μg/m3 (10) 7.7 μg/m3 (32) 32.0
 
April 8, 2020, 7 a.m. 0.2 ppb (0) 0.0 ppb (0) N/A 0.0 ppb (0) N/A N/A N/A N/A 9.0 μg/m3 (8) 4.8 μg/m3 (20) 20.0
 
April 8, 2020, 6 a.m. 0.1 ppb (0) 0.0 ppb (0) N/A 0.0 ppb (0) N/A N/A N/A N/A 6.0 μg/m3 (5) 0.8 μg/m3 (3) 5.0
 
April 8, 2020, 5 a.m. 0.2 ppb (0) 0.0 ppb (0) N/A 0.0 ppb (0) N/A N/A N/A N/A 10.0 μg/m3 (9) 3.6 μg/m3 (15) 15.0
 
April 8, 2020, 4 a.m. 1.3 ppb (1) 0.2 ppb (0) N/A 1.0 ppb (1) N/A N/A N/A N/A 5.0 μg/m3 (5) 2.8 μg/m3 (12) 12.0
 
April 8, 2020, 3 a.m. 5.8 ppb (5) 1.5 ppb (1) N/A 4.0 ppb (4) N/A N/A N/A N/A 3.0 μg/m3 (3) 5.6 μg/m3 (23) 23.0
 
April 8, 2020, 2 a.m. 1.1 ppb (1) 0.2 ppb (0) N/A 1.0 ppb (1) N/A N/A N/A N/A 5.0 μg/m3 (5) 4.0 μg/m3 (17) 17.0
 
April 8, 2020, 1 a.m. 1.0 ppb (1) 0.2 ppb (0) N/A 1.0 ppb (1) N/A N/A N/A N/A 5.0 μg/m3 (5) 5.4 μg/m3 (23) 23.0
 
April 8, 2020, midnight 2.5 ppb (2) 0.7 ppb (1) N/A 2.0 ppb (2) N/A N/A N/A N/A 11.0 μg/m3 (10) 7.0 μg/m3 (29) 29.0
 
April 7, 2020, 11 p.m. 1.3 ppb (1) 0.5 ppb (0) N/A 1.0 ppb (1) N/A N/A N/A N/A 21.0 μg/m3 (19) 9.0 μg/m3 (38) 38.0
 
April 7, 2020, 10 p.m. 1.2 ppb (1) 0.3 ppb (0) N/A 1.0 ppb (1) N/A N/A N/A N/A 14.0 μg/m3 (13) 1.3 μg/m3 (5) 13.0
 
April 7, 2020, 9 p.m. 1.2 ppb (1) 0.5 ppb (0) N/A 1.0 ppb (1) N/A N/A N/A N/A 12.0 μg/m3 (11) 4.2 μg/m3 (18) 18.0
 
April 7, 2020, 8 p.m. 1.4 ppb (1) 0.5 ppb (0) N/A 1.0 ppb (1) N/A N/A N/A N/A 25.0 μg/m3 (23) 5.4 μg/m3 (23) 23.0
 
April 7, 2020, 7 p.m. 2.1 ppb (2) 0.8 ppb (1) N/A 1.0 ppb (1) N/A N/A N/A N/A 10.0 μg/m3 (9) 2.0 μg/m3 (8) 9.0
 
April 7, 2020, 6 p.m. 0.4 ppb (0) 0.0 ppb (0) N/A 0.0 ppb (0) N/A N/A N/A N/A 23.0 μg/m3 (21) 3.4 μg/m3 (14) 21.0
 
April 7, 2020, 5 p.m. 1.0 ppb (1) 0.4 ppb (0) N/A 1.0 ppb (1) N/A N/A N/A N/A 16.0 μg/m3 (15) 3.4 μg/m3 (14) 15.0
 
April 7, 2020, 4 p.m. 0.8 ppb (1) 0.3 ppb (0) N/A 1.0 ppb (1) N/A N/A N/A N/A 17.0 μg/m3 (15) 3.7 μg/m3 (15) 15.0
 
April 7, 2020, 3 p.m. 2.6 ppb (2) 0.8 ppb (1) N/A 2.0 ppb (2) N/A N/A N/A N/A 23.0 μg/m3 (21) 5.6 μg/m3 (23) 23.0
 
April 7, 2020, 2 p.m. 1.2 ppb (1) 0.3 ppb (0) N/A 1.0 ppb (1) N/A N/A N/A N/A 31.0 μg/m3 (28) 11.3 μg/m3 (47) 47.0
 
April 7, 2020, 1 p.m. 3.1 ppb (3) 0.5 ppb (0) N/A 3.0 ppb (3) N/A N/A N/A N/A 14.0 μg/m3 (13) 6.1 μg/m3 (25) 25.0
 
April 7, 2020, noon 5.0 ppb (5) 0.8 ppb (1) N/A 4.0 ppb (4) N/A N/A N/A N/A 10.0 μg/m3 (9) -0.1 μg/m3 (0) 9.0
 
April 7, 2020, 11 a.m. 4.6 ppb (4) 0.9 ppb (1) N/A 4.0 ppb (4) N/A N/A N/A N/A 13.0 μg/m3 (12) 3.1 μg/m3 (13) 13.0
 
April 7, 2020, 10 a.m. 1.9 ppb (2) 0.5 ppb (0) N/A 1.0 ppb (1) N/A N/A N/A N/A 6.0 μg/m3 (5) -0.8 μg/m3 (0) 5.0
 
April 7, 2020, 9 a.m. 1.5 ppb (1) 0.2 ppb (0) N/A 1.0 ppb (1) N/A N/A N/A N/A 6.0 μg/m3 (5) 4.3 μg/m3 (18) 18.0
 
April 7, 2020, 8 a.m. 1.1 ppb (1) 0.1 ppb (0) N/A 1.0 ppb (1) N/A N/A N/A N/A 10.0 μg/m3 (9) 1.7 μg/m3 (7) 9.0
 
April 7, 2020, 7 a.m. 0.8 ppb (1) 0.0 ppb (0) N/A 1.0 ppb (1) N/A N/A N/A N/A 10.0 μg/m3 (9) -2.7 μg/m3 (0) 9.0
 
April 7, 2020, 6 a.m. 0.7 ppb (1) 0.1 ppb (0) N/A 1.0 ppb (1) N/A N/A N/A N/A 3.0 μg/m3 (3) 2.9 μg/m3 (12) 12.0
 
April 7, 2020, 5 a.m. 0.8 ppb (1) 0.0 ppb (0) N/A 1.0 ppb (1) N/A N/A N/A N/A 6.0 μg/m3 (5) 3.0 μg/m3 (12) 12.0
 
April 7, 2020, 4 a.m. 2.9 ppb (3) 0.5 ppb (0) N/A 2.0 ppb (2) N/A N/A N/A N/A 9.0 μg/m3 (8) 2.0 μg/m3 (8) 8.0
 
April 7, 2020, 3 a.m. 1.7 ppb (2) 0.4 ppb (0) N/A 1.0 ppb (1) N/A N/A N/A N/A 10.0 μg/m3 (9) 7.5 μg/m3 (31) 31.0
 
April 7, 2020, 2 a.m. 2.7 ppb (3) 0.4 ppb (0) N/A 2.0 ppb (2) N/A N/A N/A N/A 9.0 μg/m3 (8) 5.5 μg/m3 (23) 23.0
 
April 7, 2020, 1 a.m. 1.4 ppb (1) 0.5 ppb (0) N/A 1.0 ppb (1) N/A N/A N/A N/A 5.0 μg/m3 (5) 1.6 μg/m3 (7) 7.0
 
April 7, 2020, midnight 1.7 ppb (2) 0.6 ppb (1) N/A 1.0 ppb (1) N/A N/A N/A N/A 16.0 μg/m3 (15) 6.0 μg/m3 (25) 25.0
 
April 6, 2020, 11 p.m. 1.4 ppb (1) 0.6 ppb (1) N/A 1.0 ppb (1) N/A N/A N/A N/A 21.0 μg/m3 (19) 6.9 μg/m3 (29) 29.0
 
April 6, 2020, 10 p.m. 0.8 ppb (1) 0.3 ppb (0) N/A 0.0 ppb (0) N/A N/A N/A N/A 10.0 μg/m3 (9) 3.8 μg/m3 (16) 16.0
 
April 6, 2020, 9 p.m. 0.9 ppb (1) 0.3 ppb (0) N/A 1.0 ppb (1) N/A N/A N/A N/A 10.0 μg/m3 (9) 4.2 μg/m3 (18) 18.0
 
April 6, 2020, 8 p.m. 1.3 ppb (1) 0.5 ppb (0) N/A 1.0 ppb (1) N/A N/A N/A N/A 11.0 μg/m3 (10) 2.7 μg/m3 (11) 11.0
 
April 6, 2020, 7 p.m. 1.0 ppb (1) 0.3 ppb (0) N/A 1.0 ppb (1) N/A N/A N/A N/A 14.0 μg/m3 (13) 3.5 μg/m3 (15) 15.0
 
April 6, 2020, 6 p.m. 1.1 ppb (1) 0.4 ppb (0) N/A 1.0 ppb (1) N/A N/A N/A N/A 19.0 μg/m3 (17) 5.2 μg/m3 (22) 22.0
 
April 6, 2020, 5 p.m. 0.8 ppb (1) 0.4 ppb (0) N/A 0.0 ppb (0) N/A N/A N/A N/A 13.0 μg/m3 (12) 2.5 μg/m3 (10) 12.0
 
April 6, 2020, 4 p.m. 1.1 ppb (1) 0.4 ppb (0) N/A 1.0 ppb (1) N/A N/A N/A N/A 12.0 μg/m3 (11) 2.2 μg/m3 (9) 11.0
 
April 6, 2020, 3 p.m. 1.6 ppb (1) 0.5 ppb (0) N/A 1.0 ppb (1) N/A N/A N/A N/A -1.0 μg/m3 (0) 0.3 μg/m3 (1) 1.0
 
April 6, 2020, 2 p.m. 1.8 ppb (2) 0.6 ppb (1) N/A 1.0 ppb (1) N/A N/A N/A N/A 21.0 μg/m3 (19) 8.3 μg/m3 (35) 35.0
 
April 6, 2020, 1 p.m. 3.0 ppb (3) 0.5 ppb (0) N/A 2.0 ppb (2) N/A N/A 0.0 ppb (0) N/A 18.0 μg/m3 (16) 6.7 μg/m3 (28) 28.0
 
April 6, 2020, noon 4.1 ppb (4) 0.4 ppb (0) N/A 4.0 ppb (4) N/A N/A 0.0 ppb (0) N/A 8.0 μg/m3 (7) 1.6 μg/m3 (7) 7.0
 
April 6, 2020, 11 a.m. 4.6 ppb (4) 0.7 ppb (1) N/A 4.0 ppb (4) N/A N/A 0.0 ppb (0) N/A 12.0 μg/m3 (11) 1.3 μg/m3 (5) 11.0
 
April 6, 2020, 10 a.m. 3.8 ppb (4) 0.8 ppb (1) N/A 3.0 ppb (3) N/A N/A N/A N/A 16.0 μg/m3 (15) 7.8 μg/m3 (32) 32.0
 
April 6, 2020, 9 a.m. 1.7 ppb (2) 0.4 ppb (0) N/A 1.0 ppb (1) N/A N/A N/A N/A 11.0 μg/m3 (10) 3.8 μg/m3 (16) 16.0
 
April 6, 2020, 8 a.m. 0.9 ppb (1) 0.1 ppb (0) N/A 1.0 ppb (1) N/A N/A N/A N/A 19.0 μg/m3 (17) 6.9 μg/m3 (29) 29.0
 
April 6, 2020, 7 a.m. 1.0 ppb (1) 0.2 ppb (0) N/A 1.0 ppb (1) N/A N/A N/A N/A 10.0 μg/m3 (9) 5.2 μg/m3 (22) 22.0
 
April 6, 2020, 6 a.m. 1.0 ppb (1) 0.1 ppb (0) N/A 1.0 ppb (1) N/A N/A 0.0 ppb (0) N/A 6.0 μg/m3 (5) 2.9 μg/m3 (12) 12.0
 
April 6, 2020, 5 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 7.0 μg/m3 (6) 3.7 μg/m3 (15) 15.0
 
April 6, 2020, 4 a.m. 2.0 ppb (2) 0.3 ppb (0) N/A 2.0 ppb (2) N/A N/A 0.0 ppb (0) N/A 3.0 μg/m3 (3) 6.9 μg/m3 (29) 29.0
 
April 6, 2020, 3 a.m. 2.8 ppb (3) 0.9 ppb (1) N/A 2.0 ppb (2) N/A N/A 0.0 ppb (0) N/A 5.0 μg/m3 (5) 5.4 μg/m3 (23) 23.0
 
April 6, 2020, 2 a.m. 1.3 ppb (1) 0.3 ppb (0) N/A 1.0 ppb (1) N/A N/A 0.0 ppb (0) N/A 9.0 μg/m3 (8) 4.7 μg/m3 (20) 20.0
 
April 6, 2020, 1 a.m. 1.4 ppb (1) 0.5 ppb (0) N/A 1.0 ppb (1) N/A N/A 0.0 ppb (0) N/A 6.0 μg/m3 (5) 7.2 μg/m3 (30) 30.0
 
April 6, 2020, midnight 1.1 ppb (1) 0.4 ppb (0) N/A 1.0 ppb (1) N/A N/A N/A N/A 7.0 μg/m3 (6) 7.3 μg/m3 (30) 30.0
 
April 5, 2020, 11 p.m. 0.7 ppb (1) 0.3 ppb (0) N/A 0.0 ppb (0) N/A N/A 0.0 ppb (0) N/A 12.0 μg/m3 (11) 6.4 μg/m3 (27) 27.0
 
April 5, 2020, 10 p.m. 1.0 ppb (1) 0.4 ppb (0) N/A 1.0 ppb (1) N/A N/A 0.0 ppb (0) N/A 7.0 μg/m3 (6) 2.2 μg/m3 (9) 9.0
 
April 5, 2020, 9 p.m. 1.4 ppb (1) 0.6 ppb (1) N/A 1.0 ppb (1) N/A N/A 0.0 ppb (0) N/A 9.0 μg/m3 (8) 3.7 μg/m3 (15) 15.0
 
April 5, 2020, 8 p.m. 0.7 ppb (1) 0.2 ppb (0) N/A 0.0 ppb (0) N/A N/A N/A N/A 9.0 μg/m3 (8) 4.1 μg/m3 (17) 17.0
 
April 5, 2020, 7 p.m. 1.1 ppb (1) 0.4 ppb (0) N/A 1.0 ppb (1) N/A N/A 0.0 ppb (0) N/A 9.0 μg/m3 (8) 2.2 μg/m3 (9) 9.0
 
April 5, 2020, 6 p.m. 1.0 ppb (1) 0.4 ppb (0) N/A 1.0 ppb (1) N/A N/A 0.0 ppb (0) N/A 14.0 μg/m3 (13) 3.7 μg/m3 (15) 15.0
 
April 5, 2020, 5 p.m. 0.9 ppb (1) 0.2 ppb (0) N/A 1.0 ppb (1) N/A N/A 0.0 ppb (0) N/A 13.0 μg/m3 (12) 2.3 μg/m3 (10) 12.0
 
April 5, 2020, 4 p.m. 1.0 ppb (1) 0.4 ppb (0) N/A 1.0 ppb (1) N/A N/A 0.0 ppb (0) N/A 17.0 μg/m3 (15) 10.2 μg/m3 (42) 42.0
 
April 5, 2020, 3 p.m. 0.9 ppb (1) 0.1 ppb (0) N/A 1.0 ppb (1) N/A N/A 0.0 ppb (0) N/A 24.0 μg/m3 (22) 10.8 μg/m3 (45) 45.0
 
April 5, 2020, 2 p.m. 5.6 ppb (5) 1.2 ppb (1) N/A 4.0 ppb (4) N/A N/A 0.0 ppb (0) N/A 14.0 μg/m3 (13) 3.1 μg/m3 (13) 13.0
 
April 5, 2020, 1 p.m. 7.8 ppb (7) 0.6 ppb (1) N/A 7.0 ppb (6) N/A N/A 0.0 ppb (0) N/A 7.0 μg/m3 (6) 3.1 μg/m3 (13) 13.0
 
April 5, 2020, noon 5.9 ppb (5) 0.1 ppb (0) N/A 6.0 ppb (6) N/A N/A 0.0 ppb (0) N/A 8.0 μg/m3 (7) 5.3 μg/m3 (22) 22.0
 
April 5, 2020, 11 a.m. 3.7 ppb (3) 0.2 ppb (0) N/A 4.0 ppb (4) N/A N/A 0.0 ppb (0) N/A 9.0 μg/m3 (8) 4.7 μg/m3 (20) 20.0
 
April 5, 2020, 10 a.m. 3.4 ppb (3) 0.1 ppb (0) N/A 3.0 ppb (3) N/A N/A N/A N/A 3.0 μg/m3 (3) 5.2 μg/m3 (22) 22.0
 
April 5, 2020, 9 a.m. 1.6 ppb (1) 0.1 ppb (0) N/A 1.0 ppb (1) N/A N/A N/A N/A 8.0 μg/m3 (7) 4.5 μg/m3 (19) 19.0
 
April 5, 2020, 8 a.m. 1.7 ppb (2) 0.0 ppb (0) N/A 2.0 ppb (2) N/A N/A N/A N/A 8.0 μg/m3 (7) 6.6 μg/m3 (28) 28.0
 
April 5, 2020, 7 a.m. 1.3 ppb (1) 0.1 ppb (0) N/A 1.0 ppb (1) N/A N/A N/A N/A 4.0 μg/m3 (4) 3.6 μg/m3 (15) 15.0
 
April 5, 2020, 6 a.m. 1.0 ppb (1) 0.3 ppb (0) N/A 1.0 ppb (1) N/A N/A 0.0 ppb (0) N/A 8.0 μg/m3 (7) 0.0 μg/m3 (0) 7.0
 
April 5, 2020, 5 a.m. 0.4 ppb (0) 0.0 ppb (0) N/A 0.0 ppb (0) N/A N/A 0.0 ppb (0) N/A 3.0 μg/m3 (3) 4.0 μg/m3 (17) 17.0
 
April 5, 2020, 4 a.m. 0.8 ppb (1) 0.0 ppb (0) N/A 1.0 ppb (1) N/A N/A 0.0 ppb (0) N/A 5.0 μg/m3 (5) 5.4 μg/m3 (23) 23.0
 
April 5, 2020, 3 a.m. 1.1 ppb (1) 0.2 ppb (0) N/A 1.0 ppb (1) N/A N/A 0.0 ppb (0) N/A 9.0 μg/m3 (8) 4.2 μg/m3 (18) 18.0
 
April 5, 2020, 2 a.m. 1.2 ppb (1) 0.1 ppb (0) N/A 1.0 ppb (1) N/A N/A 0.0 ppb (0) N/A 4.0 μg/m3 (4) 5.5 μg/m3 (23) 23.0
 
April 5, 2020, 1 a.m. 2.1 ppb (2) 0.6 ppb (1) N/A 2.0 ppb (2) N/A N/A 0.0 ppb (0) N/A 11.0 μg/m3 (10) 7.8 μg/m3 (32) 32.0
 
April 5, 2020, midnight 0.9 ppb (1) 0.1 ppb (0) N/A 1.0 ppb (1) N/A N/A 0.0 ppb (0) N/A 9.0 μg/m3 (8) 9.0 μg/m3 (38) 38.0
 
April 4, 2020, 11 p.m. 1.3 ppb (1) 0.3 ppb (0) N/A 1.0 ppb (1) N/A N/A 0.0 ppb (0) N/A 8.0 μg/m3 (7) 10.9 μg/m3 (45) 45.0
 
April 4, 2020, 10 p.m. 0.8 ppb (1) 0.2 ppb (0) N/A 1.0 ppb (1) N/A N/A N/A N/A 16.0 μg/m3 (15) 3.7 μg/m3 (15) 15.0
 
April 4, 2020, 9 p.m. 0.7 ppb (1) 0.3 ppb (0) N/A 0.0 ppb (0) N/A N/A 0.0 ppb (0) N/A 6.0 μg/m3 (5) 0.0 μg/m3 (0) 5.0
 
April 4, 2020, 8 p.m. 0.7 ppb (1) 0.2 ppb (0) N/A 1.0 ppb (1) N/A N/A 0.0 ppb (0) N/A 10.0 μg/m3 (9) 1.6 μg/m3 (7) 9.0
 
April 4, 2020, 7 p.m. 0.4 ppb (0) 0.1 ppb (0) N/A 0.0 ppb (0) N/A N/A 0.0 ppb (0) N/A 8.0 μg/m3 (7) 4.0 μg/m3 (17) 17.0
 
April 4, 2020, 6 p.m. 0.7 ppb (1) 0.3 ppb (0) N/A 0.0 ppb (0) N/A N/A 0.0 ppb (0) N/A 7.0 μg/m3 (6) 1.4 μg/m3 (6) 6.0
 
April 4, 2020, 5 p.m. 0.6 ppb (1) 0.2 ppb (0) N/A 0.0 ppb (0) N/A N/A 0.0 ppb (0) N/A 14.0 μg/m3 (13) 1.4 μg/m3 (6) 13.0
 
April 4, 2020, 4 p.m. 0.7 ppb (1) 0.2 ppb (0) N/A 0.0 ppb (0) N/A N/A 0.0 ppb (0) N/A 13.0 μg/m3 (12) 3.5 μg/m3 (15) 15.0
 
April 4, 2020, 3 p.m. 1.1 ppb (1) 0.3 ppb (0) N/A 1.0 ppb (1) N/A N/A 0.0 ppb (0) N/A 6.0 μg/m3 (5) 4.8 μg/m3 (20) 20.0
 
April 4, 2020, 2 p.m. 1.5 ppb (1) 0.4 ppb (0) N/A 1.0 ppb (1) N/A N/A 0.0 ppb (0) N/A 16.0 μg/m3 (15) 7.8 μg/m3 (32) 32.0
 
April 4, 2020, 1 p.m. 0.8 ppb (1) 0.1 ppb (0) N/A 1.0 ppb (1) N/A N/A 0.0 ppb (0) N/A -4.0 μg/m3 (0) -1.7 μg/m3 (0) 1.0
 
April 4, 2020, noon 0.5 ppb (0) 0.2 ppb (0) N/A 0.0 ppb (0) N/A N/A 0.0 ppb (0) N/A 4.0 μg/m3 (4) 0.9 μg/m3 (4) 4.0
 
April 4, 2020, 11 a.m. 1.9 ppb (2) 0.4 ppb (0) N/A 2.0 ppb (2) N/A N/A 0.0 ppb (0) N/A 5.0 μg/m3 (5) 1.7 μg/m3 (7) 7.0
 
April 4, 2020, 10 a.m. 0.4 ppb (0) 0.0 ppb (0) N/A 0.0 ppb (0) N/A N/A N/A N/A 4.0 μg/m3 (4) 3.9 μg/m3 (16) 16.0
 
April 4, 2020, 9 a.m. 0.6 ppb (1) 0.0 ppb (0) N/A 1.0 ppb (1) N/A N/A N/A N/A 6.0 μg/m3 (5) 3.2 μg/m3 (13) 13.0
 
April 4, 2020, 8 a.m. 3.6 ppb (3) 1.0 ppb (1) N/A 3.0 ppb (3) N/A N/A 0.0 ppb (0) N/A 0.0 μg/m3 (0) 5.1 μg/m3 (21) 21.0
 
April 4, 2020, 1 a.m. 1.3 ppb (1) 0.4 ppb (0) N/A 1.0 ppb (1) N/A N/A N/A N/A 2.0 μg/m3 (2) -1.7 μg/m3 (0) 2.0
 
April 4, 2020, midnight 0.3 ppb (0) 0.0 ppb (0) N/A 0.0 ppb (0) N/A N/A 0.0 ppb (0) N/A -2.0 μg/m3 (0) 7.0 μg/m3 (29) 29.0
 
April 3, 2020, 11 p.m. 0.4 ppb (0) 0.1 ppb (0) N/A 0.0 ppb (0) N/A N/A 0.0 ppb (0) N/A -2.0 μg/m3 (0) 8.7 μg/m3 (36) 36.0
 
April 3, 2020, 10 p.m. 0.6 ppb (1) 0.2 ppb (0) N/A 0.0 ppb (0) N/A N/A 0.0 ppb (0) N/A 1.0 μg/m3 (1) 0.0 μg/m3 (0) 1.0
 
April 3, 2020, 9 p.m. 0.7 ppb (1) 0.3 ppb (0) N/A 0.0 ppb (0) N/A N/A 0.0 ppb (0) N/A 4.0 μg/m3 (4) -0.7 μg/m3 (0) 4.0
 
April 3, 2020, 8 p.m. 0.5 ppb (0) 0.1 ppb (0) N/A 0.0 ppb (0) N/A N/A 0.0 ppb (0) N/A 4.0 μg/m3 (4) 2.0 μg/m3 (8) 8.0
 
April 3, 2020, 7 p.m. 0.7 ppb (1) 0.3 ppb (0) N/A 0.0 ppb (0) N/A N/A 0.0 ppb (0) N/A 3.0 μg/m3 (3) 0.8 μg/m3 (3) 3.0
 
April 3, 2020, 6 p.m. 0.6 ppb (1) 0.3 ppb (0) N/A 0.0 ppb (0) N/A N/A 0.0 ppb (0) N/A 7.0 μg/m3 (6) 2.3 μg/m3 (10) 10.0
 
April 3, 2020, 5 p.m. 1.0 ppb (1) 0.3 ppb (0) N/A 1.0 ppb (1) N/A N/A 32.0 ppb (25) N/A 9.0 μg/m3 (8) 4.6 μg/m3 (19) 25.0
 
April 3, 2020, 4 p.m. 0.9 ppb (1) 0.3 ppb (0) N/A 1.0 ppb (1) N/A N/A 43.0 ppb (33) N/A 18.0 μg/m3 (16) 12.1 μg/m3 (50) 50.0
 
April 3, 2020, 3 p.m. 0.7 ppb (1) 0.1 ppb (0) N/A 1.0 ppb (1) N/A N/A 40.0 ppb (31) N/A 30.0 μg/m3 (27) 9.0 μg/m3 (38) 38.0
 
April 3, 2020, 2 p.m. 1.4 ppb (1) 0.3 ppb (0) N/A 1.0 ppb (1) N/A N/A 36.0 ppb (28) N/A 11.0 μg/m3 (10) 6.8 μg/m3 (28) 28.0
 
April 3, 2020, 1 p.m. 2.1 ppb (2) 0.5 ppb (0) N/A 2.0 ppb (2) N/A N/A 29.0 ppb (22) N/A 4.0 μg/m3 (4) -2.3 μg/m3 (0) 22.0
 
April 3, 2020, noon 3.1 ppb (3) 1.2 ppb (1) N/A 2.0 ppb (2) N/A N/A 30.0 ppb (23) N/A 1.0 μg/m3 (1) 2.2 μg/m3 (9) 23.0
 
April 3, 2020, 11 a.m. 0.7 ppb (1) 0.1 ppb (0) N/A 1.0 ppb (1) N/A N/A 34.0 ppb (26) N/A 6.0 μg/m3 (5) 9.1 μg/m3 (38) 38.0
 
April 3, 2020, 10 a.m. 0.8 ppb (1) 0.1 ppb (0) N/A 1.0 ppb (1) N/A N/A N/A N/A -2.0 μg/m3 (0) -1.2 μg/m3 (0) 1.0
 
April 3, 2020, 9 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 7.0 μg/m3 (6) 4.1 μg/m3 (17) 17.0
 
April 3, 2020, 8 a.m. 2.0 ppb (2) 0.1 ppb (0) N/A 2.0 ppb (2) N/A N/A N/A N/A 19.0 μg/m3 (17) 9.5 μg/m3 (40) 40.0
 
April 3, 2020, 7 a.m. 1.8 ppb (2) 0.0 ppb (0) N/A 2.0 ppb (2) N/A N/A N/A N/A 14.0 μg/m3 (13) 9.6 μg/m3 (40) 40.0
 
April 3, 2020, 6 a.m. 0.8 ppb (1) 0.0 ppb (0) N/A 1.0 ppb (1) N/A N/A 17.0 ppb (13) N/A 8.0 μg/m3 (7) 6.1 μg/m3 (25) 25.0
 
April 3, 2020, 5 a.m. 1.9 ppb (2) 0.3 ppb (0) N/A 2.0 ppb (2) N/A N/A 15.0 ppb (12) N/A 9.0 μg/m3 (8) 5.2 μg/m3 (22) 22.0
 
April 3, 2020, 4 a.m. 3.7 ppb (3) 1.9 ppb (2) N/A 2.0 ppb (2) N/A N/A 16.0 ppb (12) N/A 15.0 μg/m3 (14) 16.9 μg/m3 (60) 60.0
 
April 3, 2020, 3 a.m. 2.7 ppb (3) 1.2 ppb (1) N/A 2.0 ppb (2) N/A N/A 21.0 ppb (16) N/A 28.0 μg/m3 (25) 16.8 μg/m3 (60) 60.0
 
April 3, 2020, 2 a.m. 1.0 ppb (1) 0.0 ppb (0) N/A 1.0 ppb (1) N/A N/A 33.0 ppb (25) N/A 0.0 μg/m3 (0) -1.9 μg/m3 (0) 25.0
 
April 3, 2020, 1 a.m. 0.7 ppb (1) 0.2 ppb (0) N/A 1.0 ppb (1) N/A N/A 34.0 ppb (26) N/A 10.0 μg/m3 (9) 4.4 μg/m3 (18) 26.0
 
April 3, 2020, midnight 1.1 ppb (1) 0.2 ppb (0) N/A 1.0 ppb (1) N/A N/A 35.0 ppb (27) N/A 1.0 μg/m3 (1) 8.9 μg/m3 (37) 37.0
 
April 2, 2020, 11 p.m. 1.4 ppb (1) 0.2 ppb (0) N/A 1.0 ppb (1) N/A N/A 36.0 ppb (28) N/A N/A -4.4 μg/m3 (0) 28.0
 
April 2, 2020, 10 p.m. 2.9 ppb (3) 1.0 ppb (1) N/A 2.0 ppb (2) N/A N/A 37.0 ppb (28) N/A 3.0 μg/m3 (3) 3.8 μg/m3 (16) 28.0
 
April 2, 2020, 9 p.m. 1.4 ppb (1) 0.5 ppb (0) N/A 1.0 ppb (1) N/A N/A 40.0 ppb (31) N/A 3.0 μg/m3 (3) 3.2 μg/m3 (13) 31.0
 
April 2, 2020, 8 p.m. 1.4 ppb (1) 0.3 ppb (0) N/A 1.0 ppb (1) N/A N/A 39.0 ppb (30) N/A 7.0 μg/m3 (6) 7.3 μg/m3 (30) 30.0
 
April 2, 2020, 7 p.m. 0.8 ppb (1) 0.2 ppb (0) N/A 1.0 ppb (1) N/A N/A 42.0 ppb (32) N/A 8.0 μg/m3 (7) 6.0 μg/m3 (25) 32.0
 
April 2, 2020, 6 p.m. 1.6 ppb (1) 0.4 ppb (0) N/A 1.0 ppb (1) N/A N/A 42.0 ppb (32) N/A 20.0 μg/m3 (18) 7.6 μg/m3 (32) 32.0
 
April 2, 2020, 5 p.m. 1.8 ppb (2) 0.6 ppb (1) N/A 1.0 ppb (1) N/A N/A 45.0 ppb (35) N/A 18.0 μg/m3 (16) 11.0 μg/m3 (46) 46.0
 
April 2, 2020, 4 p.m. 1.4 ppb (1) 0.3 ppb (0) N/A 1.0 ppb (1) N/A N/A 48.0 ppb (37) N/A 21.0 μg/m3 (19) 11.0 μg/m3 (46) 46.0
 
April 2, 2020, 3 p.m. 1.3 ppb (1) 0.5 ppb (0) N/A 1.0 ppb (1) N/A N/A 46.0 ppb (35) N/A 19.0 μg/m3 (17) 10.1 μg/m3 (42) 42.0
 
April 2, 2020, 2 p.m. 4.2 ppb (4) 1.3 ppb (1) N/A 3.0 ppb (3) N/A N/A 39.0 ppb (30) N/A 14.0 μg/m3 (13) 5.0 μg/m3 (21) 30.0
 
April 2, 2020, 1 p.m. 11.6 ppb (11) 4.8 ppb (4) N/A 7.0 ppb (6) N/A N/A 31.0 ppb (24) N/A 14.0 μg/m3 (13) 2.1 μg/m3 (9) 24.0
 
April 2, 2020, noon 1.9 ppb (2) 0.6 ppb (1) N/A 1.0 ppb (1) N/A N/A 36.0 ppb (28) N/A 15.0 μg/m3 (14) 4.6 μg/m3 (19) 28.0
 
April 2, 2020, 11 a.m. 5.4 ppb (5) 1.6 ppb (1) N/A 4.0 ppb (4) N/A N/A 29.0 ppb (22) N/A 12.0 μg/m3 (11) 6.0 μg/m3 (25) 25.0
 
April 2, 2020, 10 a.m. 3.9 ppb (4) 0.9 ppb (1) N/A 3.0 ppb (3) N/A N/A N/A N/A 7.0 μg/m3 (6) 5.5 μg/m3 (23) 23.0
 
April 2, 2020, 9 a.m. 1.1 ppb (1) 0.2 ppb (0) N/A 1.0 ppb (1) N/A N/A N/A N/A 9.0 μg/m3 (8) 2.4 μg/m3 (10) 10.0
 
April 2, 2020, 8 a.m. 0.8 ppb (1) 0.0 ppb (0) N/A 1.0 ppb (1) N/A N/A N/A N/A 14.0 μg/m3 (13) 5.2 μg/m3 (22) 22.0
 
April 2, 2020, 7 a.m. 0.8 ppb (1) 0.1 ppb (0) N/A 1.0 ppb (1) N/A N/A N/A N/A 11.0 μg/m3 (10) -1.1 μg/m3 (0) 10.0
 
April 2, 2020, 6 a.m. 1.9 ppb (2) 0.1 ppb (0) N/A 2.0 ppb (2) N/A N/A 30.0 ppb (23) N/A 5.0 μg/m3 (5) 2.1 μg/m3 (9) 23.0
 
April 2, 2020, 5 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 4.0 μg/m3 (4) 2.9 μg/m3 (12) 12.0
 
April 2, 2020, 4 a.m. 1.6 ppb (1) 0.2 ppb (0) N/A 1.0 ppb (1) N/A N/A 34.0 ppb (26) N/A 10.0 μg/m3 (9) 6.4 μg/m3 (27) 27.0
 
April 2, 2020, 3 a.m. 2.3 ppb (2) 0.6 ppb (1) N/A 2.0 ppb (2) N/A N/A 35.0 ppb (27) N/A 5.0 μg/m3 (5) 4.4 μg/m3 (18) 27.0
 
April 2, 2020, 2 a.m. 1.3 ppb (1) 0.4 ppb (0) N/A 1.0 ppb (1) N/A N/A 37.0 ppb (28) N/A 2.0 μg/m3 (2) 8.3 μg/m3 (35) 35.0
 
April 2, 2020, 1 a.m. 1.3 ppb (1) 0.2 ppb (0) N/A 1.0 ppb (1) N/A N/A 40.0 ppb (31) N/A 11.0 μg/m3 (10) 7.1 μg/m3 (30) 31.0
 
April 2, 2020, midnight 1.1 ppb (1) 0.2 ppb (0) N/A 1.0 ppb (1) N/A N/A 43.0 ppb (33) N/A 17.0 μg/m3 (15) 4.2 μg/m3 (18) 33.0
 
April 1, 2020, 11 p.m. 0.7 ppb (1) 0.2 ppb (0) N/A 1.0 ppb (1) N/A N/A 44.0 ppb (34) N/A 20.0 μg/m3 (18) -0.2 μg/m3 (0) 34.0
 
April 1, 2020, 10 p.m. 1.1 ppb (1) 0.5 ppb (0) N/A 1.0 ppb (1) N/A N/A 45.0 ppb (35) N/A 15.0 μg/m3 (14) 3.7 μg/m3 (15) 35.0